Comparison

Audulus 4 vs Super J8 Synth + AUv3

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Audulus 4

Create and shape sounds with a professional-grade modular synthesizer environment. Explore a vast library of modules for synthesis and sound design, with the option to expand your toolkit with premium instruments and effects. Available across Apple devices for seamless workflow.

Highlights
  • Modular synthesizer environment
  • Sound design tools
  • Real-time audio shaping
  • Extensive module library
  • Premium Pro Modules (in-app purchases)
  • Cross-device iCloud sync
  • AUv3 plugin support
Features
Read full description

Build synthesizers. Design sounds. Shape audio in real time. All with professional-grade, low-latency performance ready for live use — and it’s free. Audulus gives you a complete modular environment at no cost. Its clean, fluid interface stays out of the way so you can focus on what matters: exploring sound. A modular playground with room to grow — from first experiments to advanced designs. Looking for more? Discover the Pro Module series: premium instruments and effects that show what’s possible when world-class sound design meets true modular freedom. Each Pro Module is crafted specifically for Audulus, giving you new ways to expand your sonic toolkit. Available on iPhone, iPad, and Mac — your modular system travels with you. ▶ What People Are Saying: "gem for Apple platforms – gorgeous, fluid" — Peter Kirn, createdigitalmusic.com "stunning!" — Richard Devine, devinesound.net "Remarkable gesture control" — sequencer.de ▶ Join our forum and Discord community! ▶ What You Get: • Complete modular environment — free to download and explore • Pro Module series — premium modules available as in-app purchases • Available on iPhone, iPad, and Mac with iCloud sync • Standalone app or AUv3 plugin • Deep node library for building from scratch • Extensive module library for synthesis and sound design • Multi-channel signal flow for polyphony and complex routing • Next-gen multi-core audio processing • Smooth, high-performance graphics even with massive patches • MIDI I/O with MIDI learn • GLSL shader node for creating advanced visuals • Lua scripting for custom DSP and vector graphics Terms of Use: https://audulus.com/terms.html

About

Super J8 Synth + AUv3

This app offers a powerful analog synthesizer emulation, inspired by a legendary vintage instrument. It provides a vast array of sounds, from lush pads to deep basses, with advanced DSP and numerous modulation options. Explore over 700 presets and use it standalone or as an AUv3 plugin.

Highlights
  • Analog emulation sound engine
  • 700+ presets
  • True poly unison
  • Oscillator sync
  • Classic step sequencer
  • Dual arpeggiators
  • AUv3 plugin support
Features
Currently charting
Read full description

SUPER J8 (Inspired by Jupiter-8*) Next Level Analog Emulation SUPER J8 delivers lush pads, deep basses, classic keys, and vibrant leads that feel truly alive. Inspired by a LEGENDARY analog synthesizer. No Vibe Coding. No Generative AI! NO SAMPLES. PURE SYNTH POWER! NEW FEATURES: Oscillator Sync, Cross-Modulation, 2x Oversampling, True Per-Voice Poly Unison, PWM, Analog Voice Modeling, Analog Panning, and Single-Note Polyphony for epic pads and drones that never stop. WHAT PEOPLE ARE SAYING: “I studied a lot of Jupiter-8s. I know how a Jupiter-8 sounds. This is it!” – App/VST Maker “Man I’m already sold after just 1 sound… That’s definitely the Jupiter sound.” – Audio Production (YouTube) “WOW! I'm at 5 minutes in and more than Blown Away” – Jay Zen DEVICE REQUIREMENTS: iPad: 2016 iPad Pro (A9X) or newer (Does not work on iPad Air 2) iPhone: 2018 iPhone XS (A12) or newer (Works on iPhone SE 2020) INSTANT INSPIRATION Explore 700+ hand made presets, a classic step sequencer, dual arpeggiators, analog-style filters, tape delay, reverb, chorus, 3 LFOs, and real-time FX control. Your creativity will never hit a wall "FANTASTIC!" – The GarageBand Guide “I like SUPER J8’s presets BETTER than both the Arturia Jup-8 and Cherry Audio Mercury-8” – Editor, All Things VST “SUPER J8 is a fun, easy-to-use app that everyone should own” – Field Tone Audio WATCH VIDEOS TO HEAR IT IN ACTION: audiokitpro.com/superj8 FEATURES • NEW Sound Engine with advanced DSP • 700+ presets included (more to come) • Presets Sync with iPhone, iPad, and Mac version • True Poly Unison with Unison Start Sync • J8-style Cross-Mod plus frequency tracker • 64 voices! Like a Jupiter-64?! Play 8 notes with 8-voice unison • Microtonality, World and Western Scales! • Accessibility and Voice Over throughout the app to make an enjoyable experience for blind and visually impaired musicians. • 2x oversampling for more analog-style lows and highs • Awesome Oscillator Sync • PWM engine modeled after vintage hardware behavior • Per-Voice Analog Panning • Single Note Polyphony for notes & unison stacks! • FX: Glorious Reverb based on Sean Costello’s code (Valhalla* Plug-ins), Analog Tape Delay, Crush, and more. • 3 LFOs with 60+ destinations; modulate almost anything (even other LFOs) • MIDI keyboard support plus MIDI Learn • Classic ARP & Vintage-style Step Sequencer • ENV-1 Polarity & 2 ADSR envelopes, just like classic hardware • Juno* style type I & II Chorus • Dual assignable Touch pads for real-time performance control • Jupiter-inspired filter with deep growl WORKS AS A PLUG-IN Use SUPER J8 as an AUv3 instrument in Logic for iPad, GarageBand, AUM, Cubasis, and more. WORKS BY ITSELF • Built-in Record button: capture your synth and FX, then export a WAV file • Control it with a MIDI Keyboard, MIDI Learn to map your controls to the app No other apps required. LEARN MORE audiokitpro.com/superj8 * LEGAL NOTICES SUPER J8 is not affiliated with or endorsed by Roland Corporation. “Jupiter-8”, "Juno", and any other referenced trademarks are the property of their respective owners and are used for identification and reference only. SUPER J8 is not an official emulation of any specific instrument. It is an original creation inspired by classic synthesizers, created to celebrate music creation and education. SUPER J8 is not affiliated or endorsed by Valhalla Plugins. We thank Sean Costello for his amazing and generous contributions to open-source code, making this app's beautiful Reverb possible.

Screenshots

Audulus 44 screens
Super J8 Synth + AUv34 screens

Verdict

The call

The clearest difference is price: Audulus 4 at Free against Super J8 Synth + AUv3's $8.99. Super J8 Synth + AUv3's advantage is rating (4.9 vs 4.3) and in-app purchases (none vs 27). On ratings volume, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Audulus 4 is free to download; Super J8 Synth + AUv3 costs $8.99 up front. Audulus 4 sells 27 in-app purchases, starting at $4.99 per month. Super J8 Synth + AUv3 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Super J8 Synth + AUv3 holds the better App Store score, 4.9 against 4.3. Both are backed by a comparable volume of ratings — 74 and 87 respectively. Written reviews point the same way: 69% of Audulus 4's written reviews are positive against 96% of Super J8 Synth + AUv3's.

UpkeepUpdate frequency

Audulus 4 ships an update monthly, Super J8 Synth + AUv3 every 4 days. The most recent releases landed on October 6, 2026 and October 21, 2026 respectively.

Scorecard8 real differences · 3 level
Audulus 4 versus Super J8 Synth + AUv3: the parameters behind the verdict, then further details
ParameterAudulus 4Super J8 Synth + AUv3
PriceFree — better$8.99
Rating4.3 (74 ratings)4.9 (87 ratings) — better
Positive reviews69.2% of reviews96.4% of reviews — better
Number of ratings7487 — better
Update frequencyMonthlyEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
Best chart rank—#57 — better
DevicesiPhone, iPad, MaciPhone, iPad, iPod, Mac — better
Requires iOS18.015.0 — better
Further details — not scored
Size103 MB56 MB
Age rating4+4+
DeveloperAudulus LLCAudioKit Pro

Customer experience

Audulus 4

All ratings74 ratings
Positive82.4%
Neutral4.1%
Negative13.5%
Written reviews78 reviews
Positive69.2%
Neutral10.3%
Negative20.5%

Super J8 Synth + AUv3

All ratings87 ratings
Positive97.7%
Neutral1.1%
Negative1.1%
Written reviews56 reviews
Positive96.4%
Neutral1.8%
Negative1.8%

Bugs and requests

Audulus 4

Reported bugs

13 issues
  • iOS 18 compatibility issues (app not working)
  • Save presets but no 'Load' button
  • Undo command issues with DAWs
  • CMD+Z causing data loss
  • Opt+drag not duplicating modules
Show 8 more
  • Plugin window not resizable
  • Menu filtering not functioning properly on iPhone
  • Select and Import buttons not working
  • Blank screen on open
  • App freezes on iPad Pro
  • Black screen on launch after update
  • No modules appearing after iOS 18 update
  • Patches not appearing after iOS 18 update

Requested features

7 requests
  • Add 'Load' button for presets
  • Improve DAW integration (Undo, duplicate)
  • Resizable plugin window
  • More modules (FFT/IFFT, granular buffering)
  • Add CC in module
Show 2 more
  • Sync to host as AUv3
  • Make upgrade path clearer from Audulus 3

Super J8 Synth + AUv3

Not enough reviews yet to summarise bugs or requests.

In-app purchases

27 purchases

Audulus 4

Subscriptions2
  • Audulus Pro (1 Month)7 Days trial$4.991 Month
  • Audulus Pro (1 Year)7 Days trial$29.991 Year
One-time25
  • 1-shot Sample$1.99
  • P-Train$2.99
  • CLK RS-1$3.99
Show 22 more
  • CG-1 Chord Generator$3.99
  • CLK Clock Generator$4.99
  • MetaEnvelope$4.99
  • Modal Percussion$4.99
  • CLK: TimeWarp$4.99
  • CPR-1$4.99
  • LMT-1$4.99
  • MS-FUNC$5.99
  • CLK SS-516$7.99
  • J-23 Reverb$7.99
  • J-23 Effects$7.99
  • CLK GS-1$7.99
  • Chaos LFO Bundle$7.99
  • ARP-1$7.99
  • CPR-3$7.99
  • SynD-K1$7.99
  • TRIKOR VCO$9.99
  • CLK Tools Bundle$9.99
  • Essential Synth Bundle$9.99
  • VCF Bundle 1$9.99
  • J-23 Space Console$14.99
  • Patch Editing$29.99
None

Super J8 Synth + AUv3

No in-app purchases

Questions

Is Audulus 4 free?
Audulus 4 is free to download, with in-app purchases available.
Is Super J8 Synth + AUv3 free?
Super J8 Synth + AUv3 costs $8.99, with no in-app purchases.
Which has better reviews, Audulus 4 or Super J8 Synth + AUv3?
Super J8 Synth + AUv3 is rated higher. Audulus 4 averages 4.3 out of 5 from 74 ratings, while Super J8 Synth + AUv3 averages 4.9 from 87 ratings.
Do Audulus 4 or Super J8 Synth + AUv3 have ads?
Neither Audulus 4 nor Super J8 Synth + AUv3 shows ads.
Which is updated more often, Audulus 4 or Super J8 Synth + AUv3?
Audulus 4 ships an update monthly, and Super J8 Synth + AUv3 every 4 days. Most recently, Audulus 4 was updated on October 6, 2026 and Super J8 Synth + AUv3 on October 21, 2026.

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